LL4148 — Small Signal Diode
Typical Performance Characteristics
160
120
Ta=25 C
o
Ta= 25 C
[nA]
100
o
Reverse Voltage, V
R
R
[V]
150
R
80
140
Reverse Current, I
R
60
130
40
120
20
110
1
2
3
5
10
20
30
50
100
0
10
Reverse Voltage, V
R
[V]
20
30
50
70
100
Reverse Current, I
R
[uA]
Reverse Voltage, V
R
[V]
Figure 1. Reverse Voltage vs Reverse Current
BV - 1.0 to 100
μA
Figure 2. Reverse Voltage vs Reverse Current
I
R
- 10 to 100 V
550
750
Ta= 25 C
o
Ta= 25 C
o
Forward Voltage,
V
F
R
[mV]
V
450
400
350
300
250
Forward Voltage,
V
F
F
[mV]
500
700
650
600
550
500
450
1
2
3
5
10
20
30
50
100
0.1
0.2
0.3
0.5
1
2
3
5
10
Forward Current, I
F
[uA]
Forward Current, I
F
[mA]
Figure 3. Forward Voltage vs Forward Current
V
F
- 1 to 100
μA
Figure 4. Forward Voltage vs Forward Current
V
F
- 0.1 to 10 mA
1.6
900
Ta= 25 C
1.4
o
Forward Voltage,
V
F
F
[mV]
800
Typical
Ta= -40 C
o
[
Forward Voltage,
V
F
F
[mV]
700
1.2
600
Ta= 25 C
o
1.0
500
Ta= +65 C
o
0.8
400
300
0.6
10
20
30
50
100
200
300
500
800
0.01
0.03
0.1
0.3
1
3
10
Forward Current, I
F
[mA]
Forward Current, I
F
[mA]
Figure 5. Forward Voltage vs Forward Current
V
F
- 10 to 800 mA
Figure 6. Forward Voltage vs Ambient Temperature
V
F
- 0.01 - 20 mA (-40 to +65 Deg C)
© 2005 Fairchild Semiconductor Corporation
Rev. 1.2.0
www.fairchildsemi.com
3
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